Kara, sammy, liz, and mark each took many samples from the same population of students. the number of students in each of their samples is shown below. the sample means of which person likely showed the least variability. person taking the sample: kara sammy liz mark # of students in each sample: 14 83 46 65 a. mark b. sammy c. kara d. liz

Use set builder notation to represent the following set: { -3, -2, -1, 0}

This figure consists of a rectangle and semicircle. what is the perimeter of this figure use 3.14 for pi 60.84m 72.84m 79.68m 98.52m

Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.